国家/地区 中国（4）
IPC部 C（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C01B032/23（4）
发明人
公开年 2022（2） 2023（2）
申请年 2022（4）
专利权人

Oxidation of flake graphite with high efficiency and isothermal gradient, comprises e.g. adding flake graphite into concentrated sulfuric acid in reactor, mechanically stirring, adding potassium permanganate, heating, adding hydrogen peroxide and performing solid-liquid separation.

YANG W, CHEN J

Graphite oxide having specific carbon/oxygen atomic ratio, used for preparing sulfonated oxidation graphene which is stably dispersed in weak electrolyte.

SU F, XU Z, CHEN X

Preparation of a fluorinated graphene-modified epoxy resin coating, comprises preparing fluorinated graphene by adopting hydrofluoric acid to react with graphene oxide, and then fluorinated graphene was added to epoxy resin.

FAN H, HAO S, FAN B, QIN X, DONG Z, ZENG J, XUE Z, SHANG J

Dust environment-friendly drying method for extracting graphene, involves crushing two-dimensional crystal with ink material by crusher, and putting cleaned solution into tubular centrifuge to separate residual graphite oxide powder.

YU R